Used on engine,diesel,qsmii-m. seal, o-ring ref data literature for this item includes: the option no. is TB2259-02, group no. is 10.01.1; engine serial no. is 35078985
Used on valve, line blind. 2.750" center hole diameter seal, packing for a 2.5in 3BW15p/40/monel fcp/viton outside diameter is 3.625in; 2.50 ips; 150 psi